IMFA’s Low Density Aggregate (LDA) is a fly ash-based variant of Lightweight Aggregate (LWA), offering a reliable alternative to natural coarse aggregate / natural stone chips in concrete. Made from over 95% fly ash, our LDA is a lighter, eco-friendly alternative to traditional stone chips in concrete, helping reduce structure weight without compromising strength.
In addition, we also produce eco-friendly fly ash bricks.
Product
Low Density Aggregate produced by IMFA comes in sizes of 4-8 mm and 8-14/16 mm.
Why Choose IMFA’s LDA?
Lower Reinforcement Needs
Due to reduced weight
Usage
IMFA’s LDA is perfect for
- Structural and precast concrete
- Masonry work, walls, floors, and roofs
- Structural fills, bridges, and multi-dwelling units
Partner with IMFA for Sustainable Construction
Debasis Mahapatra
Naresh Sahoo
Standards & Reports
LWA is covered under ASTM, C330-99 & BS EN 13055-1:2002 & IS 9142:1979. Extensive Physical, Chemical & Concrete tests have been conducted by the National Council for Concrete & Building Materials (NCCBM), Ballabhgarh and by National Test House (NTH), Kolkata and found suitable for application in concrete.
